5 http://hdl.handle.net/10338.dmlcz/135238 5 A reduction principle for global stabilization of nonlinear systems http://hdl.handle.net/10338.dmlcz/135246 A reduction principle for global stabilization of nonlinear systems Robust exponential stability of a class of nonlinear systems http://hdl.handle.net/10338.dmlcz/135245 Robust exponential stability of a class of nonlinear systems Notes on $\mu$ and $l_1$ robustness tests http://hdl.handle.net/10338.dmlcz/135244 Notes on $\mu$ and $l_1$ robustness tests A spectral characterization of the behavior of discrete time AR–representations over a finite time interval http://hdl.handle.net/10338.dmlcz/135243 A spectral characterization of the behavior of discrete time AR–representations over a finite time interval